For a pitcher who has built his career on consistency, Brady Singer has been anything but that this season for the Reds. In Friday's 9-1 loss to the Pittsburgh Pirates, Singer gave up four runs on seven hits in just 3 1/3 innings. He generated just two swings and misses all night long. His ERA is up to 5.57 on the season. “I didn’t execute many good pitches, left a lot in the middle and they did damage to it," Singer told MLB.com's Mark Sheldon. “I feel like it’s kind of been a trend all season, trying to finish the inning. The whole thing was frustrating, but it was obviously more frustrating to be unable to finish those innings." When you look at Singer's game-by-game results, he's been pretty good for four starts and very bad in three starts. Let's take a look at the underlying metrics and see what is happening with Singer this season.…